–We should do what we can _____ the endangered animals.` --Yes, it’s duty_____ them.
#50588
A
save, to protect
B
save, protect
C
to save, protect
D
to save, to protect
推荐题目
---Mary dances best in our school.---I agree. I’ll never forget ______ her dance for the first time.
#48560
A
seeing
B
to see
C
see
D
seen
The students are very busy, they have no time __________ computer games.
#50232
A
playing
B
play
C
to play
D
plays
Kate is good at .
#50209
A
cook and washing
B
cooking and to wash
C
cooking and washing
D
to cook and to wash
Three trees can do the job of 15air-conditioners _________ almost all day.
#48595
A
run
B
are running
C
ran
D
running